1013663222208 has 840 divisors, whose sum is σ = 3775584861312. Its totient is φ = 263242856448.

The previous prime is 1013663222179. The next prime is 1013663222249. The reversal of 1013663222208 is 8022223663101.

1013663222208 is a `hidden beast` number, since 1 + 0 + 13 + 6 + 632 + 2 + 2 + 2 + 0 + 8 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 119 ways as a sum of consecutive naturals, for example, 410887791 + ... + 410890257.

Almost surely, 2^{1013663222208} is an apocalyptic number.

1013663222208 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1013663222208, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1887792430656).

1013663222208 is an abundant number, since it is smaller than the sum of its proper divisors (2761921639104).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1013663222208 is a wasteful number, since it uses less digits than its factorization.

1013663222208 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2591 (or 2559 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 36.

Adding to 1013663222208 its reverse (8022223663101), we get a palindrome (9035886885309).

The spelling of 1013663222208 in words is "one trillion, thirteen billion, six hundred sixty-three million, two hundred twenty-two thousand, two hundred eight".